{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004170","500:5000004349","500:5000004697","500:5000004348","500:5000004171","500:5000004847","500:5000004331","500:5000004872","500:5000004346","500:5000003942","500:5000004497","500:5000005030","500:5000004698","500:5000003234","500:5000002127","500:5000003235","500:5000003463","500:5000003637","499:4990001145","500:5000004520","500:5000003790","499:4990001046","500:5000004347","500:5000003765","499:4990000871"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,499,500,500,499,500,500,499],"twin_sims":[0.7956130020124508,0.7700488588480422,0.6728470116992129,0.6396748289838992,0.6379498349044153,0.5821557593110073,0.5774647269431824,0.5604482373461963,0.5504684684934992,0.5499978091954956,0.5394726982219992,0.5202091820776048,0.49986487880041075,0.497329806475218,0.4946014458776249,0.4913638863453518,0.4817840062636345,0.4786700160694979,0.47570289418008,0.4742480100635382,0.47347000212658236,0.4693626559196238,0.4683719137024969,0.46065672023512433,0.45915454851324594],"twin_dists":[0.08782481007562919,0.09388790319531647,0.11561562219814571,0.12277025206508792,0.12314068911531036,0.13509659277417546,0.13610299959294986,0.1397606858712927,0.1419125397839638,0.142014171992048,0.14429085947704698,0.14848059731299984,0.1529453332919206,0.15350503787935954,0.15410832461567994,0.15482545803320463,0.15695581759492486,0.15765113252324628,0.15831500677239288,0.15864102077218722,0.15881549385308436,0.15973818107249035,0.159961151290583,0.16170308894191013,0.16204343741664826],"n_dims_used":44,"mean_confidence":0.9210203344171698},"coverage":{"mean_confidence":0.9210203344171698,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}